Alkaline cleaner for cleaning aluminum surfaces
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United States of America Patent
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Dec 29, 2015
Grant Date -
Sep 25, 2008
app pub date -
Jun 1, 2005
filing date -
Jun 1, 2005
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Abstract
Composition for cleaning surfaces which are susceptible to corrosion in alkaline liquids, comprising at least one alkalinity source, at least one inorganic salt containing at least one cation selected from the elements of the second or third main group of the periodic table of the elements, and whereby the composition is free of any triazole and/or any alkali metal borate, aqueous concentrate comprising the composition, use solutions comprising the composition or the aqueous concentrate and method of cleaning surfaces which are susceptible to corrosion in alkaline liquids using the above aqueous concentrate or any of the above use solutions.
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